TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
焊丝化学成分(%)
项目
|
C
|
Mn
|
Si
|
S
|
P
|
Ni
|
Cr
|
Mo
|
保证值 |
≤ 0.12 |
1.40~ 2.00 |
0.15~ 0.50 |
≤ 0.015 |
≤ 0.020 |
2.00~ 3.00 |
≤ 0.60 |
0.30~ 0.70 |
例值 | 0.072 | 1.69 | 0.28 | 0.007 | 0.012 | 2.65 | 0.40 | 0.50 |
熔敷金属力学性能
项目配合焊剂
|
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
KV2 (J)-40℃
|
|
JQ·SJ80SD | 保证值 | ≥760 | ≥690 | ≥13.0 | ≥47 | |
例值 | 815 | 701 | 19.0 | 105 |
焊丝规格
焊丝直径(mm)
|
Φ2.5
|
Φ3.2
|
Φ4.0
|
Φ5.0
|